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Atoms and Atom Model
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Atoms and Atom Model
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Atoms and Atom Model
The radiation is released in a process known as
radioactive explosion
radio decay
radioactive decay
radiation release
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Atoms and Atom Model
The two isotopes of carbon are
carbon-11 and carbon-13
carbon-13 and carbon-15
carbon-6 and carbon-7
carbon-13 and carbon-14
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Atoms and Atom Model
Electrons are shared in
pairs
individuals
sets of three
sets of four
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Atoms and Atom Model
The ionic chemical formula of aluminum is
Al
-2
Al
+2
Al
-3
Al
+3
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Atoms and Atom Model
Atoms are linked together by chemical bonds. The two common chemical bonds are
ionic and dative bonds
ionic and covalent bonds
dative and covalent bonds
ionic and metallic bonds
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Atoms and Atom Model
The symbol of “sodium” is
Ne
Na
N
Mg
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Atoms and Atom Model
If hydrogen forms only one bond, then the valency of hydrogen is
1
-1
7
2
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Atoms and Atom Model
Name of the important particles in an atom are
protons, electrons and positrons
neutrons, electrons and positrons
protons, electron and photons
protons, neutrons and electrons
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Atoms and Atom Model
Atoms of similar elements have same
nucleon number
mass number
nuclear number
atomic number
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Atoms and Atom Model
Neutrons in an atom also affect the
chemical properties
physical properties
bonding properties
thermal properties
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